Home / 112,243.12-168,437.52-59,689.44

Finding the Fourth Proportional to 112,243.12, 168,437.52 and 59,689.44

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Solution

The fourth proportional to 112,243.12, 168,437.52 and 59,689.44 is: 89,572.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,243.12 : 168,437.52 = 59,689.44 : x
  2. Step 2: Convert to fraction form
    112,243.12/168,437.52 = 59,689.44/x
  3. Step 3: Cross multiply
    112,243.12x = 168,437.52 × 59,689.44
  4. Step 4: Simplify right side
    112,243.12x = 10,053,941,243.79
  5. Step 5: Solve for x
    x = 10,053,941,243.79/112,243.12
  6. Step 6: Final answer
    x = 89,572.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.